1987 Chevrolet R20 equipped with 7.4L V8 Gas OHV, 6.2L V8 Diesel OHV, 5.7L V8 Gas OHV, 5.0L V8 Gas OHV, 4.8L L6 Gas OHV, 4.3L V6 Gas OHV
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Pressure Switch Pressure Switch R12
1987 Chevrolet R20 equipped with 7.4L V8 Gas OHV, 6.2L V8 Diesel OHV, 5.7L V8 Gas OHV, 5.0L V8 Gas OHV, 4.8L L6 Gas OHV, 4.3L V6 Gas OHV
Pressure Switch Pressure Switch R12
1987 Chevrolet R20 equipped with 7.4L V8 Gas OHV, 6.2L V8 Diesel OHV, 5.7L V8 Gas OHV, 5.0L V8 Gas OHV, 4.8L L6 Gas OHV, 4.3L V6 Gas OHV
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Pressure Switch Pressure Switch R134a
1987 Chevrolet R20 equipped with 7.4L V8 Gas OHV, 6.2L V8 Diesel OHV, 5.7L V8 Gas OHV, 5.0L V8 Gas OHV, 4.8L L6 Gas OHV, 4.3L V6 Gas OHV
Pressure Switch Pressure Switch R134a